package com.neo.impatient.C13_Collection.C13_09_fun2Collection

object Fun2Collect {


  def ulcase(s: String) = Vector(s.toUpperCase(),s.toLowerCase())

  def main(args: Array[String]): Unit = {
   val ll =  List("peter","maoxiao","kaiti")


    val vec = ll.map(ulcase)

    println(vec)
  }
}
